Home / 3,058.90-4,221.02-1,799.75

Finding the Fourth Proportional to 3,058.90, 4,221.02 and 1,799.75

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Solution

The fourth proportional to 3,058.90, 4,221.02 and 1,799.75 is: 2,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.90 : 4,221.02 = 1,799.75 : x
  2. Step 2: Convert to fraction form
    3,058.90/4,221.02 = 1,799.75/x
  3. Step 3: Cross multiply
    3,058.90x = 4,221.02 × 1,799.75
  4. Step 4: Simplify right side
    3,058.90x = 7,596,776.07
  5. Step 5: Solve for x
    x = 7,596,776.07/3,058.90
  6. Step 6: Final answer
    x = 2,483.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.